Christopher Graham Rapley (known as Chris Rapley) CBE (born 8 April 1947) is a British scientist. He was Executive Director of the International Geosphere-Biosphere Programme IGBP from 1994 to 1998, and Director of the British Antarctic Survey from 1998 to 2007. He was appointed Director of the Science Museum in 2007, stepping down in 2010. In 2008 he was awarded the Edinburgh Science Medal – "For professional achievements judged to have made a significant contribution to the understanding and well-being of humanity" He is currently Professor of Climate Science in the Department of Earth Sciences, University College London. In 2014 he and playwright Duncan Macmillan were commissioned by the Royal Court Theatre to write a play on climate change, 2071, which he performed there in late 2014.